11 results
Causes of Acute Kidney Injury - Differential Diagnosis Framework 
Pre-Renal
Post-Renal
Intrinsic Renal:
 • Tubules (ATN)
 • Glomerular:
Causes of Acute ... • Glomerular: Nephrotic ... , Nephritic • ... Interstitium (AIN ... #Acute #KidneyInjury
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Interstitial Nephritis ... sterile pyuria, WBC casts ... proteinuria, granular casts ... Nephritis #AIN # ... #diagnosis
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Causes of Acute ... Epithelial cell casts ... Interstitial Nephritis ... #Acute #KidneyInjury ... #Nephrology #Differential
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
AKI - Differential ... Interstitial Nephritis ... #causes #Acute ... #KidneyInjury #Differential ... #Diagnosis #nephrology
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
cases are caused ... for WBCs, RBCs, casts ... #Acute #KidneyInjury ... #simplified #workup ... #diagnosis #nephrology
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
Urinary Casts and ... heme-granular casts ... are seen in acute ... tubulointerstitial nephritis ... tuberculosis Fatty - Nephrotic
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Prerenal:
 • Due to true volume loss or decreased
(AKI) - Differential ... • ATN (Acute ... (acute interstitial ... nephritis) • ... Diagnosis #nephrology
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Acute Kidney Injury ... - AKI Workup Algorithm ... renal biopsy • Interstitial ... nephritis: eosinophilia ... Diagnosis #nephrology
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
suggestive of acute ... suggestive of nephrotic ... suggestive of interstitial ... Urine #Microscopy #nephrology ... interpretation #diagnosis
Acute Kidney Injury - Classification
Prerenal:
 • Dehydration
 • Heart failure (a.k.a. cardiorenal syndrome)
 • Liver failure
tubular necrosis (causes ... ) - Acute interstitial ... nephritis (AIN) ... Classification #diagnosis ... #nephrology